Hide token & passwords from SDK trace logs

[alex268]

Fixes #516

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 61.27%. Comparing base (af5f970) to head (95d852f).

Files with missing lines	Patch %	Lines
...c/main/java/tech/ydb/core/impl/call/UnaryCall.java	0.00%	6 Missing ⚠️
...a/tech/ydb/core/impl/call/ReadWriteStreamCall.java	0.00%	4 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #525      +/-   ##
============================================
- Coverage     61.29%   61.27%   -0.02%     
- Complexity     2306     2307       +1     
============================================
  Files           328      328              
  Lines         13468    13474       +6     
  Branches       1344     1347       +3     
============================================
+ Hits           8255     8256       +1     
- Misses         4577     4583       +6     
+ Partials        636      635       -1     

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